org.hillview.HillviewServerRunner.java Source code

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Here is the source code for org.hillview.HillviewServerRunner.java

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/*
 * Copyright (c) 2017 VMware Inc. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.hillview;

import com.google.common.net.HostAndPort;
import org.hillview.dataset.LocalDataSet;
import org.hillview.dataset.api.Empty;
import org.hillview.dataset.api.IDataSet;
import org.hillview.dataset.remoting.HillviewServer;
import org.hillview.utils.HillviewLogger;

/**
 * Brings up a single instance of a HillviewServer
 */
class HillviewServerRunner {

    private static void usage() {
        System.out.println("Invalid number of arguments.\n" + "Usage: java -jar <jarname> <port listen address>");
    }

    public static void main(String[] args) {
        if (args.length != 1) {
            usage();
            throw new RuntimeException("Incorrect arguments");
        }

        HillviewLogger.initialize("worker", "hillview.log");
        try {
            final IDataSet<Empty> dataSet = new LocalDataSet<Empty>(Empty.getInstance());
            final String hostnameAndPort = args[0];
            final HillviewServer server = new HillviewServer(HostAndPort.fromString(hostnameAndPort), dataSet);
            HillviewLogger.instance.info("Created HillviewServer");
            Thread.currentThread().join();
        } catch (Exception ex) {
            HillviewLogger.instance.error("Caught exception", ex);
        }
    }
}